The 200 AMP Isolator is the perfect solution when adding a secondary battery to your audio system. It allows the second battery to be fully dedicated to the sound system and does not create a voltage drop like common isolators tend to do. The isolator draw less than 1 amp when your vehicle is powered on. All of this that your battery be isolated with confidence!, Weight: 0.77382253962 pounds, Manufacturer: Tuidzljd